Wall panel



FIG. 1 is a perspective view of a wall panel illustrating a second embodiment of my new design;

FIG. 2 is a right side elevation view of a second embodiment thereof;

FIG. 3 is a front elevation view of a second embodiment thereof;

FIG. 4 is a rear elevation view of a second embodiment thereof;

FIG. 5 is a top plan view of a second embodiment thereof;

FIG. 6 is a bottom plan view of a second embodiment thereof; and,

FIG. 7 is a perspective view of two wall panels interengaged with one another of a second embodiment.

The broken lines are for illustrative purposes only and form no part of the claimed design. The claimed design is broken on one side to indicate indefinite length. 

The ornamental design for a wall panel, as shown and described. 